.index{
    width: 100%;
    height: 100%;
    position: relative;
}
.router{
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 1.2rem;
    display: flex;
    justify-content: space-around;
    align-items: center;
}
.body{
    width: 100%;
    height: calc(100% - 1.2rem);
}
a{
    text-decoration: none;
    color: #000;
    &.active{
        color:#ac7ee9;
    }
    
}
